Cognomen Антанас-Данатас (Антанас-Данатас 
) , across the world, is an extremely rare last name. Much more prevalently, Антанас-Данатас is the forename as well as the last name. Parts of the name also exists independently as a first name Антанас, and a first name Данатас.
| VARIANT | COUNTRY |
|---|---|
| Антанас-Данатас | Ukraine, Kazakhstan |